Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6773680 | Combustion exhaust gas treatment system | Taku Shimizu, Kazuaki Kimura, Kiyoshi Okazoe, Atsushi Tatani, Naohiko Ukawa +4 more | 2004-08-10 |
| 6740297 | Combustion exhaust gas treatment system | Taku Shimizu, Kazuaki Kimura, Kiyoshi Okazoe, Atsushi Tatani, Naohiko Ukawa +4 more | 2004-05-25 |
| 6517792 | Combustion exhaust gas treatment system | Taku Shimizu, Kazuaki Kimura, Kiyoshi Okazoe, Atsushi Tatani, Naohiko Ukawa +4 more | 2003-02-11 |
| 6511636 | Combustion exhaust gas treatment system | Taku Shimizu, Kazuaki Kimura, Kiyoshi Okazoe, Atsushi Tatani, Naohiko Ukawa +4 more | 2003-01-28 |
| 6113863 | Combustion exhaust gas treatment system | Taku Shimizu, Kazuaki Kimura, Kiyoshi Okazoe, Atsushi Tatani, Naohiko Ukawa +4 more | 2000-09-05 |
| 5976376 | Sewage treatment process | Yasuyuki Ogushi, Masato Kaneko, Naohiko Ukawa, Susumu Okino, Masao Hino +3 more | 1999-11-02 |
| 5671029 | Apparatus for manufacturing a display device and a method of manufacturing the display device | — | 1997-09-23 |